Cruz del Eje is a city in the province of Córdoba, Argentina. It had about 30,000 inhabitants at the 2010 census [INDEC]. It is the head town of the department of the same name, which has a population of about 52,000. The area of the city was originally inhabited by Comechingón aboriginals, which were thoroughly displaced or exterminated by the Spanish conquistadores by the end of the 17th century. The first official owner of the lands was Francisco de Baigorri, as recorded on September 22, 1735, which is taken as the foundation date of the city.